Similar names: Pregna-4,6-diene-3,20-dione, 17-(acetyloxy)-6-methyl-16-methylene-; Pregna-4,6-diene-3,20-dione, 17-hydroxy-6-methyl-16-methylene-, acetate (7CI,8CI); 17-(Acetyloxy)-6-methyl-16-methylenepregna-4,6-diene-3,20-dione; 17-Acetoxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione; 17-Hydroxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione acetate; 17α-Acetoxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione; 5373; 6-Dehydro-16-methylene-17α-hydroxy-6α-methylprogesterone acetate; 6-Methyl-16-methylene-17α-hydroxy-4,6-pregnadiene-3,20-dione 17-acetate; BDH 1921; Heifermax 500; MGA; MGA 100; MGA 100 (steroid); MGA 264; Melengestrol acetate; NSC-70968